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Home >> Toyota >> 2014 >> Corolla L, Automatic Trans >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Meter / Gauge / Display - Diagnostic Codes - Circuit & Symptom Tests (Model Code: ZRE172) >> Meter / Gauge System >> DTC B150A: Lost Communication with HMI-LAN [08/2016 - ] >> Description

DTC B150A: Lost Communication with HMI-LAN [08/2016 - ]: Description

The combination meter assembly receives text data signals from the navigation receiver assembly*1 or radio and display receiver assembly*2 via local bus communication.

Based on these signals, navigation system or audio and visual system information is displayed on the multi-information display.

This DTC is stored when the combination meter assembly cannot receive the signal.

DTC No. Detection Item DTC Detection Condition Trouble Area Memory Note
B150A Lost Communication with HMI-LAN After the combination meter assembly receives a registration information signal, which is sent by the navigation receiver assembly*1 or radio and display receiver assembly*2 when the ignition switch is ACC, 1 or more times, the combination meter assembly cannot receive the signal for 30 seconds or more.
  • Harness or connector
  • Navigation receiver assembly*1
  • Radio and display receiver assembly*2
  • Combination meter assembly
DTC stored
  • for Multi-information Display (Color Type) and Navigation Receiver Type
  • for Multi-information Display (Color Type) and Radio and Display Type with "APPS" Switch